pens oe eS te aia ae et mba 
eee 
160 C. M. Wetherill—Ezxperiments with Ammonium Amalgam. 
Struve was twice married: his first wife was a German lady, 
Emilia Wall, by whom he had twelve children, of these eig t 
survive ; his second wife, now his widow , was the da ughter of 
engrossing character of Struve’s occupations, he always ound 
time personally, and with afetionat concern, to superintend 
the education of his childre 
Such are the records of this great man’s life, so far, at least, 
as they are suited to a memoir like the present. Whatever is 
mortal of Wilhelm Struve rests in the churchyard attached to 
the beloved institution which he so long adorned. His grave 
lies under the shadow of its domes, and was selected by himself: 
but it is not these domes alone which constitute his monument; 
unanimity, which survive the master, and reign, within them. 
That spirit will be reproduced again and again in future ages 
ther men, animated by the story of bia ssa beer 
endeavor to follow his steps. 
Art. XVI pies win with the Ammonium Amalgam; by 
Ss M. WETHERILL, Ph.D., M.D. 
THE existence of the hypothetical radical de ends less ‘ 
upon the characteristics of its so-called ama algam than upon ~ 
the — of its salts ith those of the alkalies. If, from 
these analogies, we accept the metallic nature of ammonium, it 
will be difficult to avoid assigning a similar character to the 
icals of all of the organic bases ; and especially to those whi 
vay 
rties. The mercury has lost its flu- 
the same time, its relations of cohesion — 
ibly altered. It no longer coheres 
to, or wets, 
